200121001110212 has 48 divisors (see below), whose sum is σ = 431209971545472. Its totient is φ = 79135663875840.

The previous prime is 200121001110203. The next prime is 200121001110229. The reversal of 200121001110212 is 212011100121002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114002114 + ... + 115744217.

It is an arithmetic number, because the mean of its divisors is an integer number (8983541073864).

Almost surely, 2^{200121001110212} is an apocalyptic number.

It is an amenable number.

200121001110212 is an abundant number, since it is smaller than the sum of its proper divisors (231088970435260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200121001110212 is a wasteful number, since it uses less digits than its factorization.

200121001110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229748748 (or 229748746 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200121001110212 its reverse (212011100121002), we get a palindrome (412132101231214).

The spelling of 200121001110212 in words is "two hundred trillion, one hundred twenty-one billion, one million, one hundred ten thousand, two hundred twelve".